﻿<!DOCTYPE html>

<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="utf-8" />
    <title></title>
</head>
<body>
    <script>
        let left = "苹果";
        let right = "橘子";
        let table;
        table = left;
        left = right;
        right = table;
        console.log(left, right)

    </script>
</body>
</html>